Extrusion



FIG. 1 is an end elevational view of an extrusion showing our new design, the opposite end being a mirror image thereof;

FIG. 2 is a fragmentary side elevational view thereof as seen from the bottom of FIG. 1, the center being broken away to indicate indefinite length;

FIG. 3 is a top plan view, the center being broken away to indicate indefinite length;

FIG. 4 is a fragmentary edge elevational view, the opposite edge being an mirror image thereof, the center being broken away to show indefinite length; and

FIG. 5 is a perspective view thereof. 

The ornamental design for an extrusion, as shown and described. 